Plug valves are forged from high quality alloy steel with heat-treatment, and can provide dependable service for applications such as cementing, fracturing, acidizing, coiled tubing and sand control, plug valves are available in three primary models in 1"×2", 2" and 3" inch bore sizes for standard and reverse flow. These valves are available from 6,000 through 15,000 psi in both Standard and H2S service and can be made in a wide variety of popular end connections including union end, male and female line pipe threaded, plug valves are primary used as isolation valves and can isolate flow from either direction, different components or parts with deferent pressure ratings of plug valves can not be mismatched, repair kits for plug valves are available.